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What does music mean in the end?

Recently, a study shows that the work tasks that need highly cognitive , most of them complete the best in the silent environment , any sound, including the wonderful music will form interference.

Previously, a study of the 1980s, subjects were asked from large to small numbers, they can choose to listen to their favorite music - or passionate, or soft, you can choose nothing to listen to. The results show that people who listen to passionate music the worst performance, what people do not listen to the best performance.
At the same time, other experiments show that the lyrics of the song for the completion of the use of language tasks (such as reading, writing) interference; a large number of variations of music also affect the efficiency, even if people like to listen.

Cowin E-7 Active Noise Cancelling Wireless Bluetooth Over-ear Stereo Headphones

There are even studies that the more attractive music, the more unable to focus on things. Why are we so many people still like to do so (…
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A review about COWIN DIDA : Decent portable Alex enabled speaker

We already have a first generation Echo and an Alexa powered alarm clock (the Vobot) and wanted to add another device, and it came down to either a new generation echo or this one - in the end the fact that this is battery powered and therefore portable was the clincher and we decided that portability was more important so we can move it from room to room, and particularly use it in our bathroom where's there's no plug sockets. The first that became apparent is that it's a lot smaller than I imagined - from the photos on here I expected it to have the same form-factor as an Echo, but that's not the case and this is far smaller and noway near as tall. On to sound quality then, and the Cowin sounds pretty decent. I've been a bit spoilt by the Doss Soundbox XL which is our main Bluetooth speaker and a real beast, and this was never going to be able to compete with that, but it's a lot more portable than that one is. There's a decent kick to the bass and all t…
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Mighty rock 6110 Portable Wireless Bluetooth Speaker | Life just started sounding better

Mighty Rock 6110 Speakers,Strong Aluminum-Alloy Shell, Bluetooth 4.1, 12 Hours Playtime, TF Card Support, Take your sound with you everywhere.built with a soft silicone exterior and an aluminum-alloy shell. The aluminum-alloy shell is high tenacity, tough hardness which can resist to the scratches, drops, and bumps of everyday use. With the 16 watts output power and Dual acoustic drivers, the Mighty Rock 6110 bluetooth speaker create rich deep bass, crystal clear midrange, smooth treble.Wherever life takes you, experience your music with powerful stereo sound, crisp, Excellence bass and volume for the music you loved. The columnar shape and ultra portable size make this speaker easy to carry it whether you're lounging around the house, or walking out. . Just attach it to your backpack and never come off! Built-in rechargeable Li-ion battery supports up to 12 hours playtime or directly play music using the TF card, let you enjoy music at anytime anywhere.
the Mighty Rock 6110 blue…
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